武经七书 (武經七書) wǔ jīng qī shū

wǔ jīng qī shū proper noun Seven Military Classics
Domain: Literary Chinese 文言文
Notes: Namely, Six Secret Strategic Teachings 六韬, Methods of Sima 司马法, Art of War 孙子兵法, Wu Zi 吴子, Wei Liao-zi 尉缭子, Three Strategies of Huang Shigong 黄石公三略, and Duke Li of Wei answering Emperor Taizong of Tang 唐太宗李卫公问对 (CC-CEDICT '武經七書'; Wikipedia '武经七书')